Ampco-Pittsburgh (AP) Institutional Ownership $2.96 -0.04 (-1.33%) Closing price 05/23/2025 03:58 PM EasternExtended Trading$2.85 -0.11 (-3.75%) As of 05/23/2025 07:55 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Ampco-Pittsburgh (NYSE:AP)CurrentInstitutional OwnershipPercentage49.16%Number ofInstitutional Buyers(last 12 months)5TotalInstitutional Inflows(last 12 months)$242.20KNumber ofInstitutional Sellers(last 12 months)5TotalInstitutional Outflows(last 12 months)$289.91K Get AP Insider Trade Alerts Want to know when executives and insiders are buying or selling Ampco-Pittsburgh stock? 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Email Address Skip Chart & View Institutional Buying and Selling Data AP Institutional Buying and Selling by Quarter Ampco-Pittsburgh Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails5/2/2025 Bailard Inc.12,500$27K0.0%N/A0.062% 2/17/2025 Bridgeway Capital Management LLC102,535$214K0.0%-8.1%0.510% 2/17/2025 Ameriprise Financial Inc.1,084,403$2.27M0.0%+0.5%5.398% 2/14/2025 Dimensional Fund Advisors LP292,310$611K0.0%-7.2%1.455% 2/13/2025 Renaissance Technologies LLC436,619$913K0.0%-3.7%2.173% 1/23/2025 Hunter Associates Investment Management LLC25,000$52K0.0%-34.2%0.124% 1/1/2025 Virtu Financial LLC21,906$44K0.0%-19.6%0.109% 11/16/2024 Geode Capital Management LLC152,111$304K0.0%+38.5%0.757% 11/15/2024 State Street Corp74,216$148K0.0%+92.7%0.369% 8/9/2024 Renaissance Technologies LLC556,396$428K0.0%+12.7%2.801% Get the Latest News and Ratings for AP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Ampco-Pittsburgh and its competitors with MarketBeat's FREE daily newsletter. 8/9/2024 Dimensional Fund Advisors LP420,297$324K0.0%-31.8%2.116% 1/31/2024 Hunter Associates Investment Management LLC64,000$175K0.0%-17.1%0.322% 4/14/2023Raymond James Financial Services Advisors Inc.18,182$45K0.0%N/A0.094% 2/13/2023 Levin Capital Strategies L.P.30,000$75K0.0%N/A0.155% 11/10/2022Rutabaga Capital Management LLC MA1,144,269$4.21M3.7%+18.7%5.898% 11/2/2022 Hunter Associates Investment Management LLC80,000$294K0.1%-7.0%0.412% 8/10/2022 Hunter Associates Investment Management LLC86,000$333K0.1%-61.8%0.448% 8/5/2022Rutabaga Capital Management LLC MA963,651$3.73M3.0%+43.5%5.022% 8/1/2022 James Investment Research Inc.22,146$86K0.0%+15.7%0.115% 5/10/2022Rutabaga Capital Management LLC MA671,360$4.24M2.7%N/A3.498% 4/26/2022 Hunter Associates Investment Management LLC225,000$1.42M0.5%+7.1%1.172% 2/11/2022 Renaissance Technologies LLC581,501$2.91M0.0%-0.9%3.045% 2/10/2022 Acadian Asset Management LLC155,072$775K0.0%-17.4%0.812% 2/9/2022 Dimensional Fund Advisors LP647,423$3.24M0.0%-4.7%3.391% 1/27/2022 Hunter Associates Investment Management LLC210,000$1.05M0.3%+52.2%1.100% 11/16/2021 Squarepoint Ops LLC11,720$55K0.0%-52.9%0.061% 11/15/2021 Dimensional Fund Advisors LP679,661$3.19M0.0%-6.0%3.560% 11/15/2021 Hunter Associates Investment Management LLC138,000$649K0.2%N/A0.723% 11/12/2021 Renaissance Technologies LLC587,001$2.76M0.0%+3.0%3.074% 11/10/2021 Nierenberg Investment Management Company Inc.87,555$412K0.3%N/A0.459% 11/10/2021 O Shaughnessy Asset Management LLC12,156$57K0.0%-25.1%0.064% 11/9/2021 Barclays PLC5,824$27K0.0%+251.3%0.031% 11/9/2021BlackRock Inc.206,685$971K0.0%-2.3%1.082% 11/4/2021Monarch Partners Asset Management LLC205,539$966K0.1%+10.8%1.077% 10/18/2021 Annex Advisory Services LLC14,512$68K0.0%N/A0.076% 9/17/2021 Virtu Financial LLC11,146$68K0.0%N/A0.058% 8/17/2021 Bridgeway Capital Management LLC287,600$1.75M0.0%+6.6%1.506% 8/16/2021 Squarepoint Ops LLC24,905$151K0.0%+11.8%0.130% 8/16/2021 State Street Corp36,307$220K0.0%N/A0.190% 8/13/2021 Renaissance Technologies LLC569,701$3.46M0.0%-12.8%2.984% Banks aren’t ready for this altcoin—are you? (Ad)While everyone's distracted by Bitcoin's moves, a stealth revolution is underway. One altcoin is quietly positioning itself to overthrow the entire banking system.Click here to access the full report now.8/13/2021Walthausen & Co. LLC60,639$368K0.1%+13.8%0.318% 8/13/2021Osmium Partners LLC34,355$31K0.0%N/A0.180% 8/13/2021 Geode Capital Management LLC87,010$528K0.0%+7.1%0.456% 8/12/2021 Dimensional Fund Advisors LP723,146$4.39M0.0%+2.9%3.835% 8/2/2021 Advisor Group Holdings Inc.4,600$28K0.0%+4,500.0%0.024% 8/1/2021Monarch Partners Asset Management LLC185,577$1.13M0.2%+22.1%0.984% 7/31/2021 GWM Advisors LLC20,350$124K0.0%-16.8%0.108% 5/19/2021 Squarepoint Ops LLC22,280$150K0.0%-25.2%0.118% 5/18/2021 Millennium Management LLC23,185$156K0.0%+92.0%0.123% 5/17/2021 Price T Rowe Associates Inc. MD21,600$146K0.0%N/A0.115% 5/17/2021 Ameriprise Financial Inc.1,632,416$11.02M0.0%-29.4%8.657% 5/14/2021 Occudo Quantitative Strategies LP16,715$113K0.0%N/A0.089% 5/14/2021 Dimensional Fund Advisors LP702,479$4.74M0.0%+8.3%3.725% 5/14/2021 O Shaughnessy Asset Management LLC16,731$113K0.0%N/A0.089% 5/13/2021 Renaissance Technologies LLC653,301$4.41M0.0%-10.3%3.465% 5/13/2021Walthausen & Co. LLC53,290$360K0.1%+352.0%0.283% 5/13/2021 Bank of New York Mellon Corp45,860$310K0.0%+41.8%0.243% 5/12/2021 Geode Capital Management LLC81,266$548K0.0%+10.1%0.431% 5/11/2021 Acadian Asset Management LLC201,516$1.36M0.0%+8.1%1.069% 5/11/2021Monarch Partners Asset Management LLC151,960$1.03M0.2%N/A0.806% 5/11/2021 EAM Investors LLC181,909$1.23M0.2%N/A0.965% 5/10/2021 Royce & Associates LP79,002$533K0.0%-6.4%0.419% 5/7/2021BlackRock Inc.239,865$1.62M0.0%+5.5%1.273% 3/8/2021 Dimensional Fund Advisors LP648,353$3.55M0.0%-2.3%5.065% (Data available from 1/1/2016 forward) AP Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of AP shares? During the previous two years, 9 institutional investors and hedge funds held shares of Ampco-Pittsburgh. The most heavily invested institutionals were Ameriprise Financial Inc. ($2.27M), Renaissance Technologies LLC ($913K), Dimensional Fund Advisors LP ($611K), Geode Capital Management LLC ($304K), Bridgeway Capital Management LLC ($214K), State Street Corp ($148K), and Hunter Associates Investment Management LLC ($52K).Learn more on AP's institutional investors. What percentage of Ampco-Pittsburgh stock is owned by institutional investors? 49.16% of Ampco-Pittsburgh stock is owned by institutional investors. Learn more on AP's institutional investor holdings. Which institutional investors have been buying Ampco-Pittsburgh stock? The following institutional investors have purchased Ampco-Pittsburgh stock in the last 24 months: Renaissance Technologies LLC ($62.59K), Geode Capital Management LLC ($42.31K), State Street Corp ($35.70K), Bailard Inc. ($12.50K), and Ameriprise Financial Inc. ($5.02K). How much institutional buying is happening at Ampco-Pittsburgh? Institutional investors have bought a total of 158,118 shares in the last 24 months. This purchase volume represents approximately $242.20K in transactions. Which Ampco-Pittsburgh major shareholders have been selling company stock? The following institutional investors have sold Ampco-Pittsburgh stock in the last 24 months: Dimensional Fund Advisors LP ($218.60K), Hunter Associates Investment Management LLC ($26.20K), Renaissance Technologies LLC ($16.80K), Bridgeway Capital Management LLC ($9.05K), and Virtu Financial LLC ($5.33K). How much institutional selling is happening at Ampco-Pittsburgh? Institutional investors have sold a total of 275,974 shares in the last 24 months. This volume of shares sold represents approximately $325.95K in transactions. Related Companies L.B. 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